Mini USB Rechargeable Bluetooth Hearing Aid DigitalE Hearing Aids Adjustable Tone Sound Amplifier Portable Deaf Elderly

Function :bluetooth Headset Hearing Aid Item specifics Feature : *USB charging *Maximal Sound Output: 118dB ± 4dB *Frequency Range: 400Hz-3800Hz *Equivalent Input Noise Level: ≤ 30dB *Input Voltage: AC110-220V *Output Voltage : DC5V *Rated Power Supply Current Consumption: ≤ 2mA *Do not remove or replace the built-in lithium battery *The power adapter and the main unit have a certain amount of heat during the charging proce, which is normal. * Charge for at least 4 hours at the first time, and then use out completely . After three consecutive times, the battery can be used optimally.

Package includes : 1 piece blue/silver

bluetooth open method:

After booting, pre and hold the M on for about 3 seconds to hear a very clear sound,

then the indicator light is blue that means the Bluetooth function is turned on. bluetooth connection method:

Turn on the Bluetooth function of the mobile phone, enter the Bluetooth search interface of

the mobile phone system (or other smart device with Bluetooth function), find the name of the Bluetooth device of ZTQ and click the connection. After the connection is succeful, there will be a voice prompt for succeful pairing of "Pairing succefully".

Note: When the battery is low, the Bluetooth function will not be used, but the sound amplifier

can work normally, because the power consumption of the sound amplifier is smaller, so please charge it when the Bluetooth function is not used.

bluetooth usage:

1. When a call comes in, pre the M on to answer or hang up, and pre and hold for

3 seconds to disconnect. When playing music, short pre the M on to pause or resume playback.

2. If there is no sound signal for 10 seconds, thehine will automatically exit Bluetooth

mode to enter the hearing aid mode and exit the Bluetooth connection after a period of time. Any problem please feel free to contact us , it's our honor to answear your questions .thanks .

About shipping
Shipping and Packaging All itwill be double checked and well packed before sending.Itwill be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties ores. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very important to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.